vcpkg/ports/quadtree/CONTROL, branch 2020.06

vcpkg/ports/quadtree/CONTROL, branch 2020.06 Forked from https://github.com/microsoft/vcpkg Add quadtree 2020-04-13T15:38:59+00:00 Meyer Zinn meyerzinn@gmail.com 2020-04-11T18:52:54+00:00 6ea5afaf9ca477a2cc81647184ba2e3d44a9d3b2 make review corrections

make review corrections